header{
    width: 100%;
    height: 50px;
    background: orange;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
}
main{
    align-items: center;
    background: skyblue;
    padding-top: 20px;
    input{
        width: 100%;
        height: 20px;
    }
    p{
        margin-top: 20px;
    }
    img{
        width: 200px;
        height: 200px;
    }
    
}
.btn{
    height: 50px;
}